TC1026 View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

TC1026

Linear Building Block – Low Power Comparator with Op Amp and Voltage Reference

Microchip Technology 

TC1026

FIGURE 4-2:

PRECISION BATTERY MONITOR

To System DC/DC

Converter

VDD

+ Op Amp

AMP1

–

R2, 330k, 1%

R4, 470k, 1%

R5, 7.5M

VDD

+

CMPTR1

–

Comparator

BATTLOW

+

3V

Alkaline

TC1026

R1, 270k, 1%

VR

VDD

–

Comparator

CMPTR2

BATTFAIL

+

R6, 7.5M

R3, 470k, 1%

FIGURE 4-3:

MULTI-POLE BUTTERWORTH VOICE BAND RECEIVE FILTER

Gain = 0dB

Fch = 3.5kHz

-24dB/Octave

Fcl = 70Hz

+6dB/Octave

Passband Ripple

< 0.15dB

TC1026

0.1µF

VDD /2

22.6k

VDD

+

Op Amp

–

22.6k

VOUT

6800pF

750pF

VIN

21.0k

2400pF

21.0k

21.0k

470pF

VDD

+

Op Amp

–

© 2002 Microchip Technology Inc.

DS21725B-page 7

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